CN106653288A - Safe voltage transformer - Google Patents
Safe voltage transformer Download PDFInfo
- Publication number
- CN106653288A CN106653288A CN201710003130.4A CN201710003130A CN106653288A CN 106653288 A CN106653288 A CN 106653288A CN 201710003130 A CN201710003130 A CN 201710003130A CN 106653288 A CN106653288 A CN 106653288A
- Authority
- CN
- China
- Prior art keywords
- winding
- voltage
- voltage transformer
- safety
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
- H01F38/26—Constructions
Abstract
The invention discloses a safe voltage transformer, and relates to the field of electrical devices. The safe voltage transformer comprises a shell, a wiring terminal, a primary winding, a secondary winding, a voltage protection unit and an iron core. The wiring terminal is arranged at the top of the shell, the primary winding and the secondary winding are wound around the inner side and the outer side of the iron core respectively, the two ends of the voltage protection unit are connected with the two ends of the primary winding respectively, the voltage protection unit comprises a voltage detection module, a control module and a wireless signal transmission module, the wireless signal transmission module and the voltage detection module are connected with the control module through wires, and the shell is filled with epoxy resin and wrapped with an insulating sleeve. According to the safe voltage transformer, the basic voltage measurement function is achieved through the primary winding and the secondary winding; persons are notified of repairing in time through a voltage protection module before the dangerous conditions of the voltage transformer are generated by the over-high voltage, the safety is guaranteed, and the safe voltage transformer is worthy of popularization.
Description
Technical field
The present invention relates to electrical equipment, and in particular to a kind of safety-type voltage transformer.
Background technology
With the propulsion that intelligent grid is built, how the power equipment of intelligent grid is monitored on-line, become urgently
The problem of solution.In the process of construction of intelligent grid, the operational factor of real-time monitoring electrical network is basis, and measures high-tension line
Electric current and voltage be then basis basis, only realize the measurement of voltage and current, could further calculate power, it is humorous
The other specifications such as ripple.Voltage transformer is changed as High-Voltage Electrical Appliances as measurement voltage and high-low pressure in High-Voltage Electrical Appliances
The equipment of intelligent control circuit power supply.Conventional power transformer volume is larger, not with seal approach, installs complicated;Its peace
Need to be seated in outside High-Voltage Electrical Appliances housing more during dress, therefore be easily damaged.In addition, conventional voltage transformer is provided with it once connecing
It is open side wall in the side wall of terminal, spot and dust are easily piled up thereon, cause its insulating properties to be decreased obviously.Together
When, equivalent voltages transformer product mostly is semi-closed structure, and semi-enclosed voltage transformer is leaked outside due to iron core, while also to apply
Brush semiconductor varnish, leakage field are big, and shelf depreciation is not up to standard, and the service life for making product is greatly shortened.
The content of the invention
It is an object of the invention to provide a kind of safety-type voltage transformer, to solve prior art in it is caused above-mentioned many
Item defect.
A kind of safety-type voltage transformer, including shell body, binding post, first winding, Secondary Winding, voltage protection list
Unit and iron core, the binding post located at shell body top, the first winding and Secondary Winding rotating around with iron core inner side and
Outside, the voltage protection two ends connect respectively first winding two ends, and the voltage protection unit includes voltage detection module, control
Molding block and wireless signal transmission module, the wireless signal transmission module and voltage detection module are controlled by wire connection
Module, the shell body inside is full of epoxy resin, and the shell body outer wrap has insulating sheath.
Preferably, the turn ratio of the first winding and Secondary Winding is 5:4.
Preferably, the voltage detection module is specially potentiometer, and the control module adopts 51 single-chip microcomputers.
Preferably, alarm is provided with outside the shell body, the alarm passes through wire link control module.
Preferably, the first winding, Secondary Winding and iron core are made by carbon fiber.
Preferably, it is enclosed with polyester insulated film outside the first winding and Secondary Winding.
Beneficial effects of the present invention:This kind of safety-type voltage transformer, by this kind of structure design, first winding and secondary
Winding is realized to by the real-time detection of voltage, electric current can produce electromagnetic induction by iron core, similar to the principle of transformer, mutually
First winding and Secondary Winding in sensor can also realize the conversion of voltage swing, and convenient and safe and accurate measurement, the voltage is mutual
Voltage protection module is provided with inside sensor, when excessive by voltage, the detection of first winding can be closed by control module
Function, so as to avoid high voltage by Secondary Winding, and can in time notify that related personnel enters by wireless signal transmission module
Row is repaired, it is to avoid dangerous situation occurs again, can ensure the life-span of transformer and the life security of operating personnel, is worth pushing away
Extensively, the turn ratio of the first winding and Secondary Winding is 5:4, the conversion and survey of voltage swing are realized by rational turn ratio
Amount, the voltage detection module is specially potentiometer, and the control module adopts 51 single-chip microcomputers, can be timely by control module
The detection function of control first winding, by potentiometer the size by voltage is may determine that, report is provided with outside the shell body
Alert device, by wire link control module, when excessive by voltage, control module is in control first winding for the alarm
Meanwhile, control alarm is reported to the police, and the first winding, Secondary Winding and iron core are made by carbon fiber, fine by carbon
Tieing up this material can improve insulating properties, and cost is relatively low, and polyester is enclosed with outside the first winding and Secondary Winding
Insulation film, can further reinforced insulation performance by polyester insulated film.
Description of the drawings
Fig. 1 is a kind of sectional view of safety-type voltage transformer of the present invention.
Fig. 2 is a kind of structural representation of the voltage protection unit part of safety-type voltage transformer of the present invention.
Wherein:1-shell body, 2-binding post, 3-first winding, 4-Secondary Winding, 5-voltage protection unit,
6-iron core, 7-control module.8-voltage detection module, 9-wireless signal transmission module, 10-epoxy resin, 11-insulation
Sheath, 12-alarm.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect to make present invention realization is easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
As depicted in figs. 1 and 2, a kind of safety-type voltage transformer, including shell body 1, binding post 2, first winding 3,
Secondary Winding 4, voltage protection unit 5 and iron core 6, the binding post 2 is located at the top of shell body 1, the first winding 3 and two
Secondary winding 4 rotating around with the inner side and outer side of iron core 6, the two ends of the voltage protection unit 5 connect respectively the two ends of first winding 3, institute
Voltage protection unit 5 is stated including voltage detection module 8, control module 7 and wireless signal transmission module 9, the wireless signal is passed
, by wire link control module 7, the shell body inside is full of epoxy resin 10, institute for defeated module 9 and voltage detection module 8
Stating the outer wrap of shell body 1 has insulating sheath 11.This kind of safety-type voltage transformer, by this kind of structure design, first winding 3
Realize to by the real-time detection of voltage, electric current can produce electromagnetic induction by iron core 6, similar to transformer with Secondary Winding 4
Principle, the first winding 3 and Secondary Winding 4 in transformer can also realize the conversion of voltage swing, convenient and safe and accurate survey
Amount, is provided with voltage protection unit 5 inside the voltage transformer, when excessive by voltage, can close one by control module 7
The detection function of secondary winding 3, so as to avoid high voltage by Secondary Winding 4, and can be timely by wireless signal transmission module 9
Notify that related personnel places under repair, it is to avoid dangerous situation occurs again, the life-span of transformer and the life of operating personnel can be ensured
Life safety, is worthy to be popularized.
In the present embodiment, the turn ratio of the first winding 3 and Secondary Winding 4 is 5:4, by rational turn ratio reality
The conversion and measurement of existing voltage swing, the voltage detection module 8 is specially potentiometer, and the control module 7 adopts 51 monolithics
Machine, by control module 7 the detection function of first winding 3 can be in time controlled, and be may determine that by voltage by potentiometer
Size, is provided with alarm 12 outside the shell body, the alarm 12 passes through wire link control module 7, when by voltage
When excessive, control module 7 is while first winding is controlled, and control alarm 12 is reported to the police, the first winding 3, secondary
Winding 4 and iron core 6 are made by carbon fiber, and by carbon fiber, this material can improve insulating properties, and cost is relatively low, institute
State and be enclosed with polyester insulated film outside first winding 3 and Secondary Winding 4, can further be strengthened by polyester insulated film
Insulating properties.
It is of the invention to be realized to by the real-time detection of voltage by first winding and Secondary Winding based on above-mentioned, by electricity
Control module in pressure protection module closes the detection function of first winding, so as to avoid high voltage from passing through Secondary Winding, and energy
Enough notify that related personnel places under repair in time by wireless signal transmission module, it is to avoid dangerous situation occurs again, can ensure
The life-span of transformer and the life security of operating personnel, are worthy to be popularized.
As known by the technical knowledge, the present invention can be by other essence without departing from its spirit or the embodiment party of essential feature
Case is realizing.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only.Institute
Have and be included in the invention within the scope of the present invention or in the change being equal in the scope of the present invention.
Claims (6)
1. a kind of safety-type voltage transformer, it is characterised in that including shell body, binding post, first winding, Secondary Winding,
Voltage protection unit and iron core, the binding post located at shell body top, the first winding and Secondary Winding rotating around with
Iron core inner side and outer side, the voltage protection two ends connect respectively first winding two ends, and the voltage protection unit includes voltage
Detection module, control module and wireless signal transmission module, the wireless signal transmission module and voltage detection module pass through
Wire link control module, the shell body inside is full of epoxy resin, and the shell body outer wrap has insulating sheath.
2. a kind of safety-type voltage transformer according to claim 1, it is characterised in that:The first winding and it is secondary around
The turn ratio of group is 5:4.
3. a kind of safety-type voltage transformer according to claim 1, it is characterised in that:The voltage detection module is concrete
For potentiometer, the control module is using 51 single-chip microcomputers.
4. a kind of safety-type voltage transformer according to claim 1, it is characterised in that:Report is provided with outside the shell body
Alert device, the alarm passes through wire link control module.
5. a kind of safety-type voltage transformer according to claim 1, it is characterised in that:The first winding, it is secondary around
Group and iron core are made by carbon fiber.
6. a kind of safety-type voltage transformer according to claim 1, it is characterised in that:The first winding and it is secondary around
Group is outside to be enclosed with polyester insulated film.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710003130.4A CN106653288A (en) | 2017-01-03 | 2017-01-03 | Safe voltage transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710003130.4A CN106653288A (en) | 2017-01-03 | 2017-01-03 | Safe voltage transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106653288A true CN106653288A (en) | 2017-05-10 |
Family
ID=58842469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710003130.4A Pending CN106653288A (en) | 2017-01-03 | 2017-01-03 | Safe voltage transformer |
Country Status (1)
Country | Link |
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CN (1) | CN106653288A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06284550A (en) * | 1993-03-31 | 1994-10-07 | Takaoka Electric Mfg Co Ltd | Protective instrumentation system |
CN201594466U (en) * | 2009-11-19 | 2010-09-29 | 韩会涛 | Intelligent combination transformer |
CN106249054A (en) * | 2016-09-18 | 2016-12-21 | 广州供电局有限公司 | Capacitance type potential transformer and integration detection sensor thereof |
CN206489924U (en) * | 2017-01-03 | 2017-09-12 | 繁昌县易能科技有限责任公司 | A kind of safety-type voltage transformer |
-
2017
- 2017-01-03 CN CN201710003130.4A patent/CN106653288A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06284550A (en) * | 1993-03-31 | 1994-10-07 | Takaoka Electric Mfg Co Ltd | Protective instrumentation system |
CN201594466U (en) * | 2009-11-19 | 2010-09-29 | 韩会涛 | Intelligent combination transformer |
CN106249054A (en) * | 2016-09-18 | 2016-12-21 | 广州供电局有限公司 | Capacitance type potential transformer and integration detection sensor thereof |
CN206489924U (en) * | 2017-01-03 | 2017-09-12 | 繁昌县易能科技有限责任公司 | A kind of safety-type voltage transformer |
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PB01 | Publication | ||
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Application publication date: 20170510 |